# Blosxom Plugin: google_highlight
# Author(s): Rael Dornfest <rael@oreilly.com>
# Version: 2003-09-09
# Documentation: See the bottom of this file or type: perldoc google_highlight
package google_highlight;
# --- Configurable variables -----
# none, null, nada, nothing, zip, zero, zilch
# --------------------------------
my $query;
sub start {
my $referer = $ENV{'HTTP_REFERER'};
($query) = $referer =~ m#^http://(?:www\.)?google.*q=([^\&]+)#i or return 0;
$query =~ s#['"]##g;
$query = join '|', split /[\s,\+\.]+/, $query;
1;
}
sub story {
my($pkg, $path, $filename, $story_ref, $title_ref, $body_ref) = @_;
$$body_ref =~ s#(?<=>)([^<]+)?\b($query)\b#$1<span class="highlight">$2</span>#gis;
}
1;
__END__
=head1 NAME
Blosxom Plug-in: google_highlight
=head1 SYNOPSIS
Highlights any Google search terms used to find your weblog.
An adaptation of Dean Allen's [http://www.textism.com/] Google
Hilite [http://www.textism.com/tools/google_hilite/].
=head1 VERSION
2003-09-09
=head1 AUTHOR
Rael Dornfest <rael@oreilly.com>, http://www.raelity.org/
=head1 INSTALLATION
Drop the interpolate_fancy plug-in into your Blosxom plugins folder.
Add a "highlight" style to your document or CSS style sheet, e.g.:
<html>
<head>
<style>
.highlight { background-color: #FF9; }
</style>
</head>
<body>
...
</body>
</html>
=head1 USAGE
Search Google for something that'll lead you to your weblog. Follow
the Google link and notice the terms used in your search are highlighted
in your weblog.
=head1 SEE ALSO
Blosxom Home/Docs/Licensing: http://blosxom.sourceforge.net/
Blosxom Plugin User Docs:
http://blosxom.sourceforge.net/documentation/users/plugins.html
Blosxom Plugin Developer Docs:
http://blosxom.sourceforge.net/documentation/developers/plugins.html
Dean Allen's Textism [http://www.textism.com/]
Dean Allen's Google Hilite [http://www.textism.com/tools/google_hilite/]
=head1 BUGS
Address bug reports and comments to the Blosxom mailing list
[http://www.yahoogroups.com/group/blosxom].
=head1 LICENSE
Blosxom and this Blosxom Plug-in
Copyright 2003, Rael Dornfest
Permission is hereby granted, free of charge, to any person obtaining a
copy of this software and associated documentation files (the "Software"),
to deal in the Software without restriction, including without limitation
the rights to use, copy, modify, merge, publish, distribute, sublicense,
and/or sell copies of the Software, and to permit persons to whom the
Software is furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included
in all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
OTHER DEALINGS IN THE SOFTWARE.